Home / 48,347.16-72,512.08-30,764.76

Finding the Fourth Proportional to 48,347.16, 72,512.08 and 30,764.76

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Solution

The fourth proportional to 48,347.16, 72,512.08 and 30,764.76 is: 46,141.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,347.16 : 72,512.08 = 30,764.76 : x
  2. Step 2: Convert to fraction form
    48,347.16/72,512.08 = 30,764.76/x
  3. Step 3: Cross multiply
    48,347.16x = 72,512.08 × 30,764.76
  4. Step 4: Simplify right side
    48,347.16x = 2,230,816,738.30
  5. Step 5: Solve for x
    x = 2,230,816,738.30/48,347.16
  6. Step 6: Final answer
    x = 46,141.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.